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A184077
Number of (n+1)X6 0..2 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one
1
728, 1599, 25954, 360196, 5727704, 78169918, 1001709070, 11365443208, 113527064195, 996376517938, 7981937126443, 57019336018017, 369403819637423, 2163139811336090, 11523709148869437, 56091972813495962, 249933575893397818
OFFSET
1,1
COMMENTS
Column 5 of A184081
LINKS
EXAMPLE
Some solutions for 3X6
..0..0..0..1..1..1....1..1..1..2..2..2....0..1..1..1..1..2....0..0..1..1..1..1
..0..1..1..0..0..0....1..2..2..1..1..1....1..0..1..1..1..1....0..1..0..0..0..1
..1..0..1..1..1..2....2..1..2..2..2..2....1..1..0..1..1..1....1..0..1..1..1..1
...
...1..2..2..2..2.......5..6..6..6..6.......2..3..4..4..5.......1..2..2..2..3...
...2..3..3..2..3.......6..7..7..6..6.......3..2..3..4..4.......2..2..2..2..3...
CROSSREFS
Sequence in context: A023704 A043487 A158395 * A234652 A050219 A051383
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved